... magnetic metal minerals.1.It is used to recycle ferrous metals like martite, hematite, limonite, siderite, limenite, polianite, etc.2. ... It could be used to separate non-ferrous metals like wolframine, garnet, etc.3.It is applied to ... be applied to remove impurities in non-metal materials like quartz, feldspar,kaoline, and fireproffing materials.High Gradient Iron Sand Magnetic Separator:1 ...